blast-off

英 [ˈblɑːst ɒf]

美 [ˈblæst ɔːf]

n.  (宇宙飞船的)发射，升空

牛津词典

noun

• （宇宙飞船的）发射，升空
  the moment when a spacecraft leaves the ground

柯林斯词典

• N-UNCOUNT （火箭的）发射，点火起飞
  Blast-offis the moment when a rocket leaves the ground and rises into the air to begin a journey into space.
  1. The original planned launch was called off four minutes before blast-off.
     原定的发射在点火起飞前4分钟被取消。

双语例句

• Recycle chemical cleaning method used in the air feed system for blast-off field of spaceflight
  化学循环清洗法在航天发射场供气系统中的应用
• The blast-off was watched by Gabrielle Giffords, the US congresswoman shot in the head in January.
  在一月份头部被枪击的女议员吉福兹观看了发射过程。
• Modes of the suddenness blast-off of the engine are taken based on fault tree qualitative analysis, and the probability of the suddenness blast-off of the engine are obtained based on fault tree quantitative analysis. The analysis results are assessed at last.
  定性分析获得了发动机意外点火模式和避免意外点火的有效模式，定量分析得到了发动机意外点火概率值，最后对分析结果进行了评价。
• The colorimetry can greatly lower the blast-off rate which influence the result of the temperature measurement. Under the best term, the influence can decline to zero.
  根据普朗克定律和维恩位移定律推导出了比色测温的理论公式，并分析了该方法的优点：该系统能大大降低发射率对测温结果的影响，在最佳条件下，该影响可降至零。
• The controllers counted down to blast-off.
  控制器倒读数至发射时间。
• To weapon system based on land, Raising, adjusting of the perpendicular degree, fixing position and orientation, various equipments of etc are included by the vehicle control system, which is the important part, of which the blast-off technique equipments on ground is composed.
  车控系统是发射技术地面设备的重要组成部分，对陆基武器系统，它包括起竖、垂直度调整、定位定向等各种设备。
• The original planned launch was called off four minutes before blast-off.
  原定的发射在点火起飞前4分钟被取消。
• Rocket Launch, Cape Canaveral, Florida, 1972 A time-lapse photo captures the brilliant arc of light streaking through the night sky after a rocket blast-off in Cape Canaveral, Florida.
  火箭发射，卡纳维拉尔角，佛罗里达州当火箭从佛罗里达州的卡纳维拉尔角发射之后，一张通过慢过程摄影照成的相片抓拍到了夜空中一道壮丽的弧形亮光。
• What was supposed to be an auspicious celebration ended in embarrassment, however, when the rocket disintegrated less than two minutes after blast-off.
  不过，这次本应带来吉祥喜庆的火箭发射，结果却只带来难堪，因为朝鲜的火箭在发射升空后不到两分钟就解体了。
• Gun for balance is a new technology in blast-off. In the paper, on the basis of classic theory about ( interior) ballistics, the author analyses pressure distribution in chamber of gun for balance in two different ways.
  平衡炮是一种新的火炮发射技术，文章在经典弹道理论基础上，采用两种不同方法，分析平衡炮膛内的压力分布情况。